It is found that very serious is the fluid flow maldistribution caused by the header and distributor, which are used widely at present in the air separation plant.

• 实验研究了不同的入口结构对换热器气态物流分配的影响,研究结果表明,目前空分系统中广泛使用的导流片与封头结构造成换热器内部严重的物流分配不均匀。